Home / 3,354.23-5,033.40-2,119.94

Finding the Fourth Proportional to 3,354.23, 5,033.40 and 2,119.94

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Solution

The fourth proportional to 3,354.23, 5,033.40 and 2,119.94 is: 3,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.23 : 5,033.40 = 2,119.94 : x
  2. Step 2: Convert to fraction form
    3,354.23/5,033.40 = 2,119.94/x
  3. Step 3: Cross multiply
    3,354.23x = 5,033.40 × 2,119.94
  4. Step 4: Simplify right side
    3,354.23x = 10,670,510.63
  5. Step 5: Solve for x
    x = 10,670,510.63/3,354.23
  6. Step 6: Final answer
    x = 3,181.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.